68916589

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 18174611

約数列:

[1, 7, 17, 49, 53, 119, 223, 343, 371, 833, 901, 1561, 2597, 3791, 5831, 6307, 10927, 11819, 18179, 26537, 44149, 76489, 82733, 185759, 200923, 309043, 579131, 1300313, 1406461, 4053917, 9845227, 68916589]

約数ペア:

[(1, 68916589), (7, 9845227), (17, 4053917), (49, 1406461), (53, 1300313), (119, 579131), (223, 309043), (343, 200923), (371, 185759), (833, 82733), (901, 76489), (1561, 44149), (2597, 26537), (3791, 18179), (5831, 11819), (6307, 10927)]